compiled-Prosthoh-Dent-Mat.
Judy
PROSTHO-DENTMAT
1. This component of the fixed bridge must provide patient comfort, convenient contours for hygiene,
and be esthetic, if indicated.
a. Pontic
b. Artificial tooth
c. Abutment
2. In constructing a fixed partial denture for a patient, the dentist will use a hygienic pontic. Which of
the following will primarily determine the faciolingual dimension of the occlusal portion of this
pontic?
a. The length of the pontic.
b. The masticatory force of the patient.
c. The position of the opposing contact areas.
d. The width and crestal position of the edentulous ridge.
3. ALL- CERAMIC RESTORATION ARE POPULAR BECAUSE OF THEIR SUPERIOR ESTHETICS AND GENERALLY
FAVORABLE GINGIVAL TISSUE RESPONSE, THE FINISH LINE OF CHOICE WHEN FABRICATING AN ALL
CERAMIC CROWN IS A:
A: 90 DEGREE, 1.0 MM SHOULDER
4. The guidelines for usage of porcelain jacket crowns and all-ceramic crowns, such as tooth preparation,
are critical and in general
complicated than for the metal-ceramic restorations.
a. More, more
b. Less, less
c. Less, more
d. More, less
5. . A dentist primarily splints adjacent abutment teeth in a fixed partial denture in order to:
a. improve the distribution of the occlusal load
b. improve embrasure contours
c. stabilize the abutment teeth
d. improve mesiodistal spacing
6. Gingival electrosurgery involves the reduction of the wall of the
gingival sulcus (removal of a layer of cervical gingival tissue)
a. Inner, thin
b. Outer, thin
c. Inner, thick
d. Outer, thick
7. Endodontically treated teeth that have been restored with a cast post and core, and crown, are
subjected to the high incidence of:
a. Periodontal disease
b. Vertical root fracture
c. The need for an apicoectomy
d. Recurrent caries
8. First statement - when performing electrosurgery, the electrode should not contact metallic restorations
or tooth structure (may cause irreversible pulp damage).
Second statement – great care must be employed when performing electrosurgery, as the potential exists
for serious damage to the PDL and surrounding bone, resulting in loss of attachment of the tooth.
a. Both statements are false
b. First statement is true, second statement is false
, compiled-Prosthoh-Dent-Mat.
10. While doing shade selection, if you look at color objects (drapes, charts, wall-color
or any other object around) while selecting the shade, it will help to accentuate the ability to
discriminate shades.
a. Orange, yellow
b. Blue, green
c. Green, red
d. Blue, yellow
11. When treatment planning for fixed prosthodontics, which of the following information can be
obtained by studying diagnostic casts?
a. The crown-to-root ratio of potential abutment teeth
b. Mesial/distal drifting, rotation and faciolingual displacement of potential abutment teeth can be clearly seen
c. The presence of periodontal pockets
d. Length of root of abutments
12. First statement – gingival electrosurgery is contraindicated in patients using medical devices such as
cardiac pacemakers.
Second statement - gingival electrosurgery is contraindicated in patients using a transcutaneous
electrical nerve stimulation (TENS) unit, or an insulin pump, and in patients with delayed healing.
a. Both statements are false
b. First statement is false, second statement is true
c. Both statements are true
d. First statement is true, second statement is false
13. First statement: when selecting shade, remove all distractions (e.g., lipstick, dark glasses, heavy make-up,
etc.).
Second statement: quick rubber cup and paste prophylaxis can make shade selection more accurate
a. Both statements are true
b. First statement is false, second statement is true
c. Both statements are false
d. First statement is true, second statement is false
14. HALF CLOSED EYES CAN INCREASE THE SENSITIVITY OF RETINAL RODS TO BETTER CHOOSE THE “ ”
OF THE COLOR
A: VALUE
15. This design is a sanitary substitute for saddle-ridge-lap design. Set in the concavity of the ridge (which is
either present or surgically made) that gives the appearance that it is growing from the tooth.
a. Sanitary pontic design
b. Ovate pontic design
16. First statement - HALF CLOSED EYES CAN INCREASE THE SENSITIVITY OF RETINAL RODS TO BETTER
CHOOSE THE “VALUE” OF THE COLOR
Second statement - “BLUE” FATIGUE ACCENTUATES “YELLOW” SENSITIVITY. THIS MEANS THAT IF YOU
LOOK AT BLUE COLOR OBJECT (DRAPES,CHARTS,WALL- COLOR OR ANY OTHER OBJECT AROUND) WHILE
SELECTING THE SHADE, IT WILL HELP TO ACCENTUATE THE ABILITY TO DISCRIMINATE YELLOW SHADES
A: BOTH STATEMENTS ARE TRUE
17. The pontic design that looks most like a tooth. it covers the ridge labiolingually with a large concave
contact. This design is impossible to clean therefore not recommended.
a. Saddle-ridge-lap pontic design
b. Modified ridge-lap pontic design
c. Sanitary (hygienic) pontic design
, compiled-Prosthoh-Dent-Mat.
c. Coagulation
d. Reduction of the inner wall of the gingival sulcus (removal of a thin layer of crevicular gingival tissue)
e. Hemostasis
20. The chamfer cervical finish:
a. greatly facilitates the adaptation of copper bands in making compound impressions.
b. provides a well—defined finish line and adequate space in cervical region
c. is the least conservative of the three types of cervical finish lines
d. requires building up the short mesial end of the crown
21. WHICH OF THE FOLLOWING MARGINAL DESIGNS IS THEORETICALLY THE BEST FINISHING MARGIN FOR
CAST GOLD RESTORATION, ALLOWING BURNISHING AND ADAPTATION OF THE GOLD TO THE TOOTH?
A: BEVEL OF FEATHERED EDGE
22. When doing shade selection, proceed by process of elimination.
a. True
b. False
23. . A post and core is preferred to a post crown for an abutment tooth because;
a. it is stronger
b. better esthetics can be achieved
c. it can be treated as an independent abutment
d. less chair time is required in its fabrication
24. PERIODONTAL HEALTH OF THE GINGIVAL TISSUE IS MAJOR CONCERN WHEN PLANNING ANY FIXED
PROSTHODONTIC TREATMENT. FOR OPTIMUM PERIODONTAL HEALTH,RESTORATION FINISH LINES
SHOULD BE:
A: SUPRAGINGIVAL WHENEVER POSSIBLE ( AT LEAST 0.5 MM FROM THE FREE GINGIVAL MARGIN) TO ALLOW
FOR HYGIENIC CLEANSING
25. All- ceramic crowns generally are accepted to be esthetically, their lack of a metal substructure makes
them inherently
a. Superior, weak
b. Superior, strong
c. Inferior, weak
d. Superior, weak
26. The scoring of the palatal bar on the cast is
a. Necessary to give the major connector the required rigidity
b. Limited to the areas of soft displaceable tissue
c. Carried across the entire length of the posterior palatal bar
d. Carried across the entire length of the anterior palatal bar
27. After partial dentures are processed and before removing them from the master casts, possible errors in
occlusion should be checked by
a. Remounting the dentures on an articulator after registering a new centric relation record in the
patient’s mouth
b. Checking the cuspal interference in the mouth using articulating paper
c. Having the patient use an abrasive paste in the mouth
d. Remounting the dentures on the articulator using previous mounting
28. FOR A MANDIBULAR DENTURE IMPRESSION,ACTION OF WHICH OF THE FOLLOWING MUSCLES
DETERMINE THE FORM OF THE LINGUAL FLANGE IN THE MOLAR REGION
A: MYLOHYOID
, compiled-Prosthoh-Dent-Mat.
a. Clasp arms
b. Proximal plates
c. Palatal plate
d. Lingual plate
31. EXPOSURE OF PARTIAL DENTURE CAST TO TAP WATER SHOULD BE MINIMIZED
BECAUSE A: ERODING OF THE CAST WILL RESULT
32. A removable partial denture is preferred over a fixed one when:
a. The needed abutments are malaligned
b. The patient lacks motivation or is incapable of cleaning a fixed bridge
c. There are bilateral edentulous areas
d. There is an uneven plane of occlusion with supraerupted or submerged teeth
33. Which of the following is (are) considered to be a (an) advantage(s) of metal denture bases compared to
acrylic denture bases?
a. Metal is easily relined or rebased
b. Metal acts as the thermal insulator
c. Metal is more aesthetic
d. Metal exhibits greater accuracy
34. A basic difference between a distal extension case and tooth bounded case is that a distal extension case
requires
a. An RPI design
b. Indirect retention
c. Guide plane preparation
d. Direct retention
35. The primary reason for using plastic pontics in removable partial dentures:
a. Less expensive
b. Most resistant to wear abrasion
c. Greater retention to the denture base material
d. Highly resistant to staining
36. Retention of the RPD should not be considered the prime objective of design. Instead, efficacy
esthetics, comfort and preservation of health are considered more important:
a. Both statements are incorrect
b. 1st statement is correct, 2nd statement is in incorrect
c. 1st statement is incorrect, 2nd statement is correct
d. Both statements are correct
37. Radiographs are aid to determining prognosis because the reaction of the bone that supports the
abutment teeth can be judged by the
a. Reaction of the bone to previously induced stress
b. Shape of the roots of the abutment tooth
c. Amount of bone loss due to extractions
38. When making a removable partial denture, a definitive evaluation of existing occlusal disharmonies should
be made
a. After removing caries and placing restorations
b. During the screening examination
c. Before making preliminary impression
d. After mounting diagnostic casts
Judy
PROSTHO-DENTMAT
1. This component of the fixed bridge must provide patient comfort, convenient contours for hygiene,
and be esthetic, if indicated.
a. Pontic
b. Artificial tooth
c. Abutment
2. In constructing a fixed partial denture for a patient, the dentist will use a hygienic pontic. Which of
the following will primarily determine the faciolingual dimension of the occlusal portion of this
pontic?
a. The length of the pontic.
b. The masticatory force of the patient.
c. The position of the opposing contact areas.
d. The width and crestal position of the edentulous ridge.
3. ALL- CERAMIC RESTORATION ARE POPULAR BECAUSE OF THEIR SUPERIOR ESTHETICS AND GENERALLY
FAVORABLE GINGIVAL TISSUE RESPONSE, THE FINISH LINE OF CHOICE WHEN FABRICATING AN ALL
CERAMIC CROWN IS A:
A: 90 DEGREE, 1.0 MM SHOULDER
4. The guidelines for usage of porcelain jacket crowns and all-ceramic crowns, such as tooth preparation,
are critical and in general
complicated than for the metal-ceramic restorations.
a. More, more
b. Less, less
c. Less, more
d. More, less
5. . A dentist primarily splints adjacent abutment teeth in a fixed partial denture in order to:
a. improve the distribution of the occlusal load
b. improve embrasure contours
c. stabilize the abutment teeth
d. improve mesiodistal spacing
6. Gingival electrosurgery involves the reduction of the wall of the
gingival sulcus (removal of a layer of cervical gingival tissue)
a. Inner, thin
b. Outer, thin
c. Inner, thick
d. Outer, thick
7. Endodontically treated teeth that have been restored with a cast post and core, and crown, are
subjected to the high incidence of:
a. Periodontal disease
b. Vertical root fracture
c. The need for an apicoectomy
d. Recurrent caries
8. First statement - when performing electrosurgery, the electrode should not contact metallic restorations
or tooth structure (may cause irreversible pulp damage).
Second statement – great care must be employed when performing electrosurgery, as the potential exists
for serious damage to the PDL and surrounding bone, resulting in loss of attachment of the tooth.
a. Both statements are false
b. First statement is true, second statement is false
, compiled-Prosthoh-Dent-Mat.
10. While doing shade selection, if you look at color objects (drapes, charts, wall-color
or any other object around) while selecting the shade, it will help to accentuate the ability to
discriminate shades.
a. Orange, yellow
b. Blue, green
c. Green, red
d. Blue, yellow
11. When treatment planning for fixed prosthodontics, which of the following information can be
obtained by studying diagnostic casts?
a. The crown-to-root ratio of potential abutment teeth
b. Mesial/distal drifting, rotation and faciolingual displacement of potential abutment teeth can be clearly seen
c. The presence of periodontal pockets
d. Length of root of abutments
12. First statement – gingival electrosurgery is contraindicated in patients using medical devices such as
cardiac pacemakers.
Second statement - gingival electrosurgery is contraindicated in patients using a transcutaneous
electrical nerve stimulation (TENS) unit, or an insulin pump, and in patients with delayed healing.
a. Both statements are false
b. First statement is false, second statement is true
c. Both statements are true
d. First statement is true, second statement is false
13. First statement: when selecting shade, remove all distractions (e.g., lipstick, dark glasses, heavy make-up,
etc.).
Second statement: quick rubber cup and paste prophylaxis can make shade selection more accurate
a. Both statements are true
b. First statement is false, second statement is true
c. Both statements are false
d. First statement is true, second statement is false
14. HALF CLOSED EYES CAN INCREASE THE SENSITIVITY OF RETINAL RODS TO BETTER CHOOSE THE “ ”
OF THE COLOR
A: VALUE
15. This design is a sanitary substitute for saddle-ridge-lap design. Set in the concavity of the ridge (which is
either present or surgically made) that gives the appearance that it is growing from the tooth.
a. Sanitary pontic design
b. Ovate pontic design
16. First statement - HALF CLOSED EYES CAN INCREASE THE SENSITIVITY OF RETINAL RODS TO BETTER
CHOOSE THE “VALUE” OF THE COLOR
Second statement - “BLUE” FATIGUE ACCENTUATES “YELLOW” SENSITIVITY. THIS MEANS THAT IF YOU
LOOK AT BLUE COLOR OBJECT (DRAPES,CHARTS,WALL- COLOR OR ANY OTHER OBJECT AROUND) WHILE
SELECTING THE SHADE, IT WILL HELP TO ACCENTUATE THE ABILITY TO DISCRIMINATE YELLOW SHADES
A: BOTH STATEMENTS ARE TRUE
17. The pontic design that looks most like a tooth. it covers the ridge labiolingually with a large concave
contact. This design is impossible to clean therefore not recommended.
a. Saddle-ridge-lap pontic design
b. Modified ridge-lap pontic design
c. Sanitary (hygienic) pontic design
, compiled-Prosthoh-Dent-Mat.
c. Coagulation
d. Reduction of the inner wall of the gingival sulcus (removal of a thin layer of crevicular gingival tissue)
e. Hemostasis
20. The chamfer cervical finish:
a. greatly facilitates the adaptation of copper bands in making compound impressions.
b. provides a well—defined finish line and adequate space in cervical region
c. is the least conservative of the three types of cervical finish lines
d. requires building up the short mesial end of the crown
21. WHICH OF THE FOLLOWING MARGINAL DESIGNS IS THEORETICALLY THE BEST FINISHING MARGIN FOR
CAST GOLD RESTORATION, ALLOWING BURNISHING AND ADAPTATION OF THE GOLD TO THE TOOTH?
A: BEVEL OF FEATHERED EDGE
22. When doing shade selection, proceed by process of elimination.
a. True
b. False
23. . A post and core is preferred to a post crown for an abutment tooth because;
a. it is stronger
b. better esthetics can be achieved
c. it can be treated as an independent abutment
d. less chair time is required in its fabrication
24. PERIODONTAL HEALTH OF THE GINGIVAL TISSUE IS MAJOR CONCERN WHEN PLANNING ANY FIXED
PROSTHODONTIC TREATMENT. FOR OPTIMUM PERIODONTAL HEALTH,RESTORATION FINISH LINES
SHOULD BE:
A: SUPRAGINGIVAL WHENEVER POSSIBLE ( AT LEAST 0.5 MM FROM THE FREE GINGIVAL MARGIN) TO ALLOW
FOR HYGIENIC CLEANSING
25. All- ceramic crowns generally are accepted to be esthetically, their lack of a metal substructure makes
them inherently
a. Superior, weak
b. Superior, strong
c. Inferior, weak
d. Superior, weak
26. The scoring of the palatal bar on the cast is
a. Necessary to give the major connector the required rigidity
b. Limited to the areas of soft displaceable tissue
c. Carried across the entire length of the posterior palatal bar
d. Carried across the entire length of the anterior palatal bar
27. After partial dentures are processed and before removing them from the master casts, possible errors in
occlusion should be checked by
a. Remounting the dentures on an articulator after registering a new centric relation record in the
patient’s mouth
b. Checking the cuspal interference in the mouth using articulating paper
c. Having the patient use an abrasive paste in the mouth
d. Remounting the dentures on the articulator using previous mounting
28. FOR A MANDIBULAR DENTURE IMPRESSION,ACTION OF WHICH OF THE FOLLOWING MUSCLES
DETERMINE THE FORM OF THE LINGUAL FLANGE IN THE MOLAR REGION
A: MYLOHYOID
, compiled-Prosthoh-Dent-Mat.
a. Clasp arms
b. Proximal plates
c. Palatal plate
d. Lingual plate
31. EXPOSURE OF PARTIAL DENTURE CAST TO TAP WATER SHOULD BE MINIMIZED
BECAUSE A: ERODING OF THE CAST WILL RESULT
32. A removable partial denture is preferred over a fixed one when:
a. The needed abutments are malaligned
b. The patient lacks motivation or is incapable of cleaning a fixed bridge
c. There are bilateral edentulous areas
d. There is an uneven plane of occlusion with supraerupted or submerged teeth
33. Which of the following is (are) considered to be a (an) advantage(s) of metal denture bases compared to
acrylic denture bases?
a. Metal is easily relined or rebased
b. Metal acts as the thermal insulator
c. Metal is more aesthetic
d. Metal exhibits greater accuracy
34. A basic difference between a distal extension case and tooth bounded case is that a distal extension case
requires
a. An RPI design
b. Indirect retention
c. Guide plane preparation
d. Direct retention
35. The primary reason for using plastic pontics in removable partial dentures:
a. Less expensive
b. Most resistant to wear abrasion
c. Greater retention to the denture base material
d. Highly resistant to staining
36. Retention of the RPD should not be considered the prime objective of design. Instead, efficacy
esthetics, comfort and preservation of health are considered more important:
a. Both statements are incorrect
b. 1st statement is correct, 2nd statement is in incorrect
c. 1st statement is incorrect, 2nd statement is correct
d. Both statements are correct
37. Radiographs are aid to determining prognosis because the reaction of the bone that supports the
abutment teeth can be judged by the
a. Reaction of the bone to previously induced stress
b. Shape of the roots of the abutment tooth
c. Amount of bone loss due to extractions
38. When making a removable partial denture, a definitive evaluation of existing occlusal disharmonies should
be made
a. After removing caries and placing restorations
b. During the screening examination
c. Before making preliminary impression
d. After mounting diagnostic casts
